Moderate — 2–4 hours
Description
MIA's Description
The system includes a dedicated 2W.10 crossover with LO/Hi-pass filtering at 3.2kHz. It handles up to 250W peak power and 125W RMS, with an impedance of 4 ohms and an efficiency of 92 dB/SPL. The frequency range covered is 50Hz to 22kHz.
Fitment
Fitment Guaranteed
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Log your build in the MOTORMIA app and we’ll guarantee this part fits your exact setup — or your money back, return shipping covered.
Available on iOS & Android
Specifications
| Brand | Hertz |
| Part Number | HSK-165.4 |
| Category | Mobile Electronics |
Buy with Confidence
Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.
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